Cumulative sum of previous rows
I had an update statement that took 3 minutes to run after this code change it took 6 seconds.
2015-03-27 (first published: 2014-05-08)
34,380 reads
Ben Kubicek
- Interests: Jesus, playing guitar singing, most sports, running, biking, triathlons
2015-02-17
1,952 reads
2015-01-26
12,057 reads
Never give up
When facing a problem you aren't sure you can solve, keep working on it and believe in yourself.
2014-07-08
233 reads
Why Primary Keys can be important on large tables
I inherited a database that was getting large and not performing well. After adding primary keys life got better.
2014-06-30
14,711 reads
2014-06-17
225 reads
Try to focus on the positive
When we focus on negative things we get more negative. Be thankful for something positive.
2014-06-10
173 reads
What is your default database set to?
Some people set their default database to the database they use most often. This can cause issues when a restore fails.
2013-11-14
7,505 reads
2012-12-19
2,245 reads
A simple math expression solver
Ben Kubicek wrote a recursive function that solves simple math expressions in a select statement. Read about this creative use of T-SQL.
2011-11-21
5,918 reads
Blogs
AI: Blog a Day – Day 8: RAG – Retrieval Augmented Generation
By Vinay Thakur
RAG — Retrieval Augmented Generation. we have covered so far — embeddings, vectors, vector...
AI: Blog a Day – Day 7: Vector and Vector Databases
By Vinay Thakur
Continuing from Day 6 we learned Embeddings, Semantic Search and Checks, on Day 7...
AI: Blog a Day – Day 6: Embeddings – How AI Understands
By Vinay Thakur
Continuing from Day 5 where we covered notebooks, HuggingFace and fine tuning AI now...
Forums
Not Just an Upgrade
Comments posted to this topic are about the item Not Just an Upgrade
Restoring On Top I
Comments posted to this topic are about the item Restoring On Top I
Designing Delta Tables with Liquid Clustering: Real-World Patterns for Data Engineers
Comments posted to this topic are about the item Designing Delta Tables with Liquid...
Question of the Day
Restoring On Top I
I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?
USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO USE DNRTest GO CREATE TABLE MyTest(myid INT) GO USE master RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACESee possible answers